Sisymbrium orientale L.
Pertinent Synonyms & Notes (particularly those used in California; go to GRIN for other synonyms)
Pertinent Common Names (particularly those used in California; go to GRIN for other common names)
Primary Disseminule Type
Description (diagnostics are in brown)
Fruit a many-seeded, dehiscent silique, linear-cylindric, straight, stout, glabrous or hairy, smooth, (3)6–10(13) cm long x 1–1.5 mm wide, without conspicuous beak.
Seed squarish-oblong to polygonal in outline, somewhat compressed, cross-section bilobed or ovoid, one face longitudinally convex, the other face flat to sharply transversely convex, 1–1.5 mm long x 0.7–0.9 mm wide x 0.5–0.6 mm thick, with a distinct longitudinal groove on both faces delineating the radicle from the cotyledons. Surface glabrous, variable in texture, rough, shiny, yellowish-brown with hilar end a darker brown, dark green or purplish speckles sometimes present, especially on the cotyledonary lobe.
Hilum in a notch, white funiculus often present.
Embryo bent, cotyledons incumbent to obliquely incumbent, endosperm lacking.
Risk Assessment (codes in yellow or red indicate cause for concern; assessments are current as of mid-2011; click AUQP, NZBORIC, or NZBPI for access to the most recent versions of these databases and possible assessment changes)
AUQP, NZBORIC, NZBPI